684156

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 1790208

約数和(自身を除く): 1106052

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 73, 132, 142, 146, 213, 219, 284, 292, 426, 438, 781, 803, 852, 876, 1562, 1606, 2343, 2409, 3124, 3212, 4686, 4818, 5183, 9372, 9636, 10366, 15549, 20732, 31098, 57013, 62196, 114026, 171039, 228052, 342078, 684156]

約数ペア:

[(1, 684156), (2, 342078), (3, 228052), (4, 171039), (6, 114026), (11, 62196), (12, 57013), (22, 31098), (33, 20732), (44, 15549), (66, 10366), (71, 9636), (73, 9372), (132, 5183), (142, 4818), (146, 4686), (213, 3212), (219, 3124), (284, 2409), (292, 2343), (426, 1606), (438, 1562), (781, 876), (803, 852)]